Titanium Plated HSS Spiral Flute Metal Step Drill Bit Set

Basic Info.

Model NO.	SDA001
Flute	Straight or Spiral
Diameter	4mm-39mm
Application	Metal Stainless Steel Drilling
Hardness	60-66HRC
Surface Treatment	Bright, Amber, Tin-Coated
Shank	Hex / Round / Triangle
Transport Package	Plastic Box, Blister Card, Wooden Box, Metal Box
Specification	4mm-39mm
Trademark	DM
Origin	Danyang City, Jiangsu Province, China
HS Code	8207509000
Production Capacity	300000 Piece/Pieces Per Week

Product Description

1) We're a direct manufacturer and 100% export worldwide (USA, Israel, Jordan, Iran, Thailand, Duabai, South Africa, Kenya, Egypt, Australia, UK, Spain, Brazil, etc)
2) We have around 15 years of producing experience.
3) Our drill product: HSS drill bits, masonry drill, SDS drill, glass & tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.
4) Above 95% of customers will place a formal order after testing the samples.

PRODUCT CATALOGS

HSS Twist Drill Bits	Glass and Tile Drill Bits
Masonry Drill Bits	HSS Center Drill Bits
SDS Drill Bits ( Hammer Drill )	Diamond Saw Blade
HSS Step Drill	Diamond Cup Wheel
Wood Drill Bits	Diamond Core Bits

HSS STEP DRILLS

HSS Step Drill Bits are perfect for drilling multiple-size holes in thin sections of metal, plastic and wood using a single bit.
Each step drills does the work of many drill-bit sizes. Drills round holes in most metals (steel, brass, aluminum, copper) up to 1/8" (3.2mm) thick as well as in plastic and wood.
No center punching or pilot hole drilling is required in most sizes. The bits are easy to keep sharp, and the hole size is easily determined by the diameter markings that are permanently laser-etched in the flute area.
Advantages:
1. No Center required, the drills do not run off center.
2. A variety of hole diameters can be drilled using only one tool, and the tool can display the dimensions.
3. The dimension of the drilled hole is exact.
4. Holes are de-burred by the following level, and cylindrical bores are produced.
5. Even very thin-walled materials can be drilled.

Material	HSS M42,M35,6542(M2),9341,4341,4241
Finish	Tin coated,coffee,bright,rainbow colour,Black oxide,Black flute & bright shank
Process	Roll forged,edge ground,fully ground
Standard:	DIN 338 (jobber series)DIN 340 (long series)DIN 1897 (stub series)
Diameter	4mm-39mm
Advantages	Flatted shank prevents slippage in three jaw chuckAdvanced equipment and technologyQuality guaranteed
Point angle	118 degree,135 degree split point
Certification	ISO9001

Product Information

Metric Size available:
Item No.	Size Range	Step No.	Shank Size
SDA001	4 - 12mm x 2mm	5	6mm
SDA002	4 - 12 mm x 1mm	9	6mm
SDA003	4 - 20mm x 2mm	9	8mm
SDA004	4 - 22mm x 2mm	10	8/10mm
SDA005	4 - 30mm x 2mm	14	10mm
SDA006	4 - 32mm x 2mm	15	10mm
SDA007	4 - 39mm x 2-3mm	14	10mm
SDA008	5 - 28mm	7	10mm
SDA009	5 - 28.3mm	10	10mm
SDA010	5 - 35mm x 2-3mm	13	13mm
SDA011	6 - 18mm x 2mm	7	10mm
SDA012	6 - 20mm x 2mm	8	10mm
SDA013	6 - 24mm x 2mm	10	10mm
SDA014	6 - 25mm	7	10mm
SDA015	6 - 26.75mm	8	10mm
SDA016	6 - 30mm x 2mm	13	10mm
SDA017	6 - 30.5mm	10	10mm
SDA018	6 - 32mm	8	10mm
SDA019	6 - 32mm	9	10mm
SDA020	6 - 37mm	12	10mm
SDA021	6 - 38mm	12	10mm
SDA022	6 - 40mm	16	13mm
SDA023	9 - 36mm x 3mm	10	12mm
SDA024	10 - 20mm x 1mm	11	10mm
SDA025	12 - 20mm x 1mm	9	10mm
SDA026	12.5 - 30.5mm	7	12mm
SDA027	13 - 38mm	10	12mm
SDA028	14 - 24mm x 2mm	6	13mm
SDA029	14 - 25mm	7	13mm
SDA030	20 - 30mm x 1mm	11	13mm
SDA031	20 - 34mm x 2mm	8	13mm
SDA032	30 - 40mm x 1mm	11	13mm
SDA033	40 - 50mm x 1mm	11	13mm
SDA034	50 - 60mm x 1mm	11	13mm
SDA035	5 - 30.5mm	13	12mm
SDA036	5 - 38mm	14	12mm

REAL SHOT

PACKING & SHIPPINGPackaging Details: Plastic Box, Blister Card, Wooden Box, Metal Box for Step Drill Bit
Shipping
1. TNT/FedEx/DHL/UPS for samples or under 45KG weight goods, Door to Door.
2. By Air or by Sea for batch goods, from airport (seaport) to airport(seaport).
3. Customers specifying freight forwarders or not.
4. Production Time: 3- 7 days for samples; 2-3.5 weeks for batch goods
CERTIFICATE
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WIDELY USED
Household, Industrial UseFEEDBACK

More information about our products, welcome to visit :http://damingtools.en.made-in-china.com/